From d3cb99ade243035401010fb72b883124f1fa06a5 Mon Sep 17 00:00:00 2001
From: Michael Tremer <michael.tremer@ipfire.org>
Date: Sat, 11 Aug 2012 17:43:42 -0400
Subject: [PATCH] toolchain: ccache: Make two passes for ccache.

The first pass will compile ccache which is statically linked and
is used for the cross toolchain.
The second pass is dynamically linked and is used to the target
system.
---
 lfs/ccache | 33 +++++++++++++++++++++++++--------
 1 file changed, 25 insertions(+), 8 deletions(-)

diff --git a/lfs/ccache b/lfs/ccache
index 3a8dc6e53..f2e45a1e9 100644
--- a/lfs/ccache
+++ b/lfs/ccache
@@ -32,6 +32,13 @@ DL_FROM    = $(URL_IPFIRE)
 DIR_APP    = $(DIR_SRC)/$(THISAPP)
 TARGET     = $(DIR_INFO)/$(THISAPP)-pass$(PASS)
 
+ifeq "$(PASS)" "1"
+	CFLAGS += -static
+endif
+
+# Set max cache size to 5GB
+CFLAGS += -DDEFAULT_MAXSIZE=5242880
+
 ###############################################################################
 # Top-level Rules
 ###############################################################################
@@ -70,15 +77,25 @@ $(subst %,%_MD5,$(objects)) :
 $(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects))
 	@$(PREBUILD)
 	@rm -rf $(DIR_APP) && cd $(DIR_SRC) && tar jxf $(DIR_DL)/$(DL_FILE)
-	cd $(DIR_APP) && CFLAGS="-O2 -static -DDEFAULT_MAXSIZE=5242880" ./configure --prefix=$(ROOT)/usr/local
+	cd $(DIR_APP) && ./configure --prefix=/tools
 	cd $(DIR_APP) && make $(MAKETUNING) $(EXTRA_MAKE)
 	cd $(DIR_APP) && make install
-	ln -sf ccache $(ROOT)/usr/local/bin/gcc
-	ln -sf ccache $(ROOT)/usr/local/bin/g++
-	ln -sf ccache $(ROOT)/usr/local/bin/cc
-	ln -sf ccache $(ROOT)/usr/local/bin/$(BUILDTARGET)-gcc
-	ln -sf ccache $(ROOT)/usr/local/bin/$(BUILDTARGET)-g++
-	ln -sf ccache $(ROOT)/usr/local/bin/$(BUILDTARGET)-cc
-	$(ROOT)/usr/local/bin/ccache -z
+
+ifeq "$(PASS)" "1"
+	mkdir -pv /tools/ccache/bin
+	ln -svf ../../bin/ccache /tools/ccache/bin/gcc
+	ln -svf ../../bin/ccache /tools/ccache/bin/g++
+	ln -svf ../../bin/ccache /tools/ccache/bin/cc
+	ln -svf ../../bin/ccache /tools/ccache/bin/$(CROSSTARGET)-gcc
+	ln -svf ../../bin/ccache /tools/ccache/bin/$(CROSSTARGET)-g++
+	ln -svf ../../bin/ccache /tools/ccache/bin/$(CROSSTARGET)-cc
+endif
+
+ifeq "$(PASS)" "2"
+	ln -svf ../../bin/ccache /tools/ccache/bin/$(BUILDTARGET)-gcc
+	ln -svf ../../bin/ccache /tools/ccache/bin/$(BUILDTARGET)-g++
+	ln -svf ../../bin/ccache /tools/ccache/bin/$(BUILDTARGET)-cc
+endif
+
 	@rm -rf $(DIR_APP)
 	@$(POSTBUILD)